“Antibacterial Activity Test of a Combination Gel Containing Ethanol Extracts of Sintrong Leaves (Crassocephalum crepidioides (Benth.) S. Moore) and Scallion (Allium fistulosum L.)”, JPS, vol. 9, no. 1, pp. 919–938, Mar. 2026, doi: 10.36490/journal-jps.com.v9i1.1148.